Submission #997099

#	Time	Username	Problem	Language	Result	Execution time	Memory
997099		daffuwu	Cloud Computing (CEOI18_clo)	C++14	54 / 100	3078 ms	86100 KiB

clo

#include <bits/stdc++.h>
using namespace std;
#define fr first
#define sc second
mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count());

long long n, m, dp[2][2069][52][52], mn, res; //{komp sekarang, order sekarang, core tersisa komp, needed core order}

struct machine
{
    long long c, f, v;
    bool operator<(const machine other) const
    {
        return f<other.f;
    }
} a[2069], b[2069];

int main() 
{
    long long i, j, ci, cj, ii, jj, cci, ccj;
    scanf("%lld", &n);
    for (i=1; i<=n; i++)
    {
        scanf("%lld%lld%lld", &a[i].c, &a[i].f, &a[i].v);
    }
    scanf("%lld", &m);
    for (i=1; i<=m; i++)
    {
        scanf("%lld%lld%lld", &b[i].c, &b[i].f, &b[i].v);
    }
    sort(a+1, a+n+1);
    sort(b+1, b+m+1);
    for (i=n; i>=1; i--)
    {
        for (j=m; j>=1; j--)
        {
            // printf("i = %lld = j = %lld\n", i, j);
            for (ci=1; ci<=a[i].c; ci++)
            {
                for (cj=1; cj<=b[j].c; cj++)
                {
                    // printf("ci = %lld cj = %lld\n", ci, cj);
                    dp[i%2][j][ci][cj] = 0;
                    if (cj == b[j].c) dp[i%2][j][ci][cj] = dp[i%2][(j+1)][ci][b[j+1].c]; //boleh skip order kalau belum pernah assign core ke order ini

                    dp[i%2][j][ci][cj] = max(dp[i%2][j][ci][cj], dp[(i+1)%2][j][a[i+1].c][cj]); 
                    // if (cj == 0) dp[i%2][j%2][ci][cj] += b[j].v; //berarti order j fullfiled
                    mn = min(ci, cj);
                    //Sumbangin core komputer i ke core order j
                    ii = i%2;
                    jj = j;
                    ccj = cj-mn;
                    cci = ci-mn;
                    res = 0;
                    if (ccj == 0)
                    {
                        jj = (j+1);
                        res += b[j].v;
                        ccj = b[j+1].c;
                        // printf("masuk tolol\n");
                    }
                    if (cci == 0)
                    {
                        ii = (i+1)%2;
                        cci = a[i+1].c;
                    }
                    if (ci == a[i].c)
                    {
                        res -= a[i].v;
                    } 
                    if (a[i].f>=b[j].f) dp[i%2][j][ci][cj] = max(dp[i%2][j][ci][cj], res+dp[ii][jj][cci][ccj]);
                    // printf("dp[%lld][%lld][%lld][%lld] = %lld res = %lld\n", i, j, ci, cj, dp[i%2][j][ci][cj], res);
                }
            }
        }
    }
    printf("%lld\n", dp[1][1][a[1].c][b[1].c]);
}

Compilation message (stderr)

clo.cpp: In function 'int main()':
clo.cpp:21:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   21 |     scanf("%lld", &n);
      |     ~~~~~^~~~~~~~~~~~
clo.cpp:24:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   24 |         scanf("%lld%lld%lld", &a[i].c, &a[i].f, &a[i].v);
      |         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
clo.cpp:26:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   26 |     scanf("%lld", &m);
      |     ~~~~~^~~~~~~~~~~~
clo.cpp:29:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   29 |         scanf("%lld%lld%lld", &b[i].c, &b[i].f, &b[i].v);
      |         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 18 / 18
• Subtask 2: 18 / 18
• Subtask 3: 18 / 18
• Subtask 4: 0 / 18
• Subtask 5: 0 / 18
• Subtask 6: 0 / 10